Information on GNC in Middletown, NY 10940 Outlet Note Regular Brands GNC New York Middletown 328347 Rating 4.7 based on 97 votes Address 96 Dolson Avenue Middletown, NY 10940 Phone Hours may vary in different stores. For accurate hours, please contact each store directly. Suite643 Hours may vary in different stores. For accurate hours, please contact each store directly. Nearby GNC Outlet GNC Outlet - Middletown GNC Outlet - Middletown GNC Outlet - Middletown GNC Outlet - Middletown People Also Viewed